3.5 T Tapered Towpin (HEAVY DUTY) , This has the large 1 1/4" attaching shank
This tapered towpin by McHitch Couplings is a fit for the 3.5Tonne "Easy Fit" Drop-On Platinum coupling. It features a larger 1 & 1/4" shank is rated up to 4.5tonne.
Quality stainless steel construction, comes with spring washer and nut.
Remember, no grease is needed on these pins because no movement is placed upon them. They never wear out or rust!
Especially considering the price, what towball can claim that?